Acoustic device

1. An acoustic device, comprising: a vibration speaker configured to produce a vibration signal representing a sound according to an electrical signal; a delivery mechanism mechanically connected to the vibration speaker, the delivery mechanism being configured to contact a user via a contact portion on the delivery mechanism, and deliver the vibration signal to the user via the contact portion, the contact portion on the delivery mechanism being at a distance from the vibration speaker and having a less vibration intensity than that of the vibration speaker, wherein the delivery mechanism includes an elastic element, and the elastic element includes at least one arc portion; and a support component mechanically connected to the vibration speaker via the delivery mechanism, the support component being configured to support the delivery mechanism.

2. The acoustic device of claim 1, wherein a first end of the at least one arc portion is mechanically connected to the support component and a second end of the at least one arc portion is mechanically connected to the vibration speaker directly or via a connection portion, wherein the contact portion of the delivery mechanism is on the at least one arc portion, and the vibration speaker vibrates around the contact portion in response to the vibration signal.

3. The acoustic device of claim 1, wherein a contact area between the delivery mechanism and the user changes in response to the vibration signal.

4. The acoustic device of claim 1, wherein a surface of the vibration speaker faces an ear canal of the user when the user wears the acoustic device.

5. The acoustic device of claim 1, wherein the vibration speaker includes one or more openings configured to transmit air conduction waves generated inside a housing of the vibration speaker to the user, and the one or more openings are arranged toward an ear canal of the user when the user wears the acoustic device.

6. The acoustic device of claim 1, further comprising: an auxiliary support component directly connected to the vibration speaker, configured to support the vibration speaker.

7. The acoustic device of claim 1, wherein an angle between the delivery mechanism and a plane where the user's skin is located is in an angle range from 0° to 90°, or from 0° to 70°, or from 5° to 50°, or from 10° to 50°, or from 10° to 30°.

8. The acoustic device of claim 1, wherein a lowest resonance peak of the vibration speaker is less than 90 Hz.

9. The acoustic device of claim 8, wherein the vibration speaker includes a magnetic circuit component, a vibration component, and a housing, and the lowest resonance peak of the vibration speaker is related to an elastic moduli of the vibration component of the vibration speaker.

10. The acoustic device of claim 1, wherein the support component includes a fixing portion, the fixing portion has a U-shape or a C-shape.

11. The acoustic device of claim 10, wherein the support component includes a shell structure with a hollow interior, the hollow interior accommodates at least one of a battery, a Bluetooth device, or a circuit board.

12. An electronic device comprising an acoustic device, wherein the acoustic device includes: a vibration speaker configured to produce a vibration signal representing a sound according to an electrical signal; a delivery mechanism mechanically connected to the vibration speaker, the delivery mechanism being configured to contact a user via a contact portion on the delivery mechanism, and deliver the vibration signal to the user via the contact portion, the contact portion on the delivery mechanism being at a distance from the vibration speaker and having a less vibration intensity than that of the vibration speaker; and a support component mechanically connected to the vibration speaker via the delivery mechanism, the support component being configured to support the delivery mechanism, wherein the delivery mechanism includes: a connection unit, wherein the vibration speaker is mechanically connected to a first end of the connection unit; a vibration plate mechanically connected to a second end of the connection unit; and an elastic element, wherein the support component is connected to the connection unit via the elastic element, the vibration speaker vibrates around a connection point between the support component and the elastic element in response to the vibration signal.

13. The electronic device of claim 12, wherein a first end of the at least one arc portion is mechanically connected to the support component and a second end of the at least one arc portion is mechanically connected to the vibration speaker, wherein the contact portion of the delivery mechanism is on the at least one arc portion, and the vibration speaker vibrates around the contact portion in response to the vibration signal.

14. The electronic device of claim 12, wherein a contact area between the delivery mechanism and the user changes in response to the vibration signal.

15. The electronic device of claim 12, wherein a lowest resonance peak of the vibration speaker is less than 90 Hz.

16. The electronic device of claim 12, wherein the vibration speaker includes a magnetic circuit component, a vibration component, and a housing, and the lowest resonance peak of the vibration speaker is related to an elastic moduli of the vibration component of the vibration speaker.

17. The electronic device of claim 12, wherein a surface of the vibration speaker faces an ear canal of the user when the user wears the acoustic device.

18. The electronic device of claim 12, wherein the vibration speaker includes one or more openings configured to transmit air conduction waves generated inside a housing of the vibration speaker to the user, and the one or more openings are arranged toward an ear canal of the user when the user wears the acoustic device.

19. The electronic device of claim 12, wherein the acoustic device further comprises: an auxiliary support component directly connected to the vibration speaker, configured to support the vibration speaker.

20. The electronic device of claim 12, wherein an angle between the delivery mechanism and a plane where the user's skin is located is in an angle range from 0° to 90°, or from 0° to 70°, or from 5° to 50°, or from 10° to 50°, or from 10° to 30°.